nanocore | d12a50cc2db0fae48c7b61bc6fe61153da2db76ebce2325cd194b38514758b66

Analysis

max time kernel
144s
max time network
150s
platform
windows10-2004_x64
resource
win10v2004-20231222-en
resource tags

arch:x64arch:x86image:win10v2004-20231222-enlocale:en-usos:windows10-2004-x64system
submitted
14/02/2024, 14:00

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General

Target
9bdcf9deb4abc6602060748ad9229ab0.exe
Size 918KB
Sample240214-rbbceace6x
SHA256 d12a50cc2db0fae48c7b61bc6fe61153da2db76ebce2325cd194b38514758b66
MD5 9bdcf9deb4abc6602060748ad9229ab0
SHA1 957a61ffd44bade56b2a64c7102e6eefc3b728d2
SHA512 19ff27cbf7fbc60620a26ccfbf0378cbc4f3b07bcbbbe08660ad9f0b89aeb4fe782540b872bfa4729d518be6664e2ef583ff2a6e2110abbccdf3ba71e361aa7a
SSDEEP 24576:vEywY6Kx9Y/ZK7VqNHB4Y3UZqd9XmVKy/g:fhx9YGM4xg92VKy/g
MD5 SHA1 SHA512 SSDEEP

Score

10^/10

nanocore keylogger persistence spyware stealer trojan

Malware Config

Extracted

Family

nanocore

Version

1.2.2.0

194.5.98.127:2303
127.0.0.1:2303

Mutex

7805a68a-e1f5-4fe6-a0da-ea74008468ca

Attributes

activate_away_mode
false
backup_connection_host
127.0.0.1
backup_dns_server
8.8.4.4
buffer_size
65535
build_time
2021-05-16T22:49:09.619849536Z
bypass_user_account_control
false
bypass_user_account_control_data
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
clear_access_control
false
clear_zone_identifier
false
connect_delay
4000
connection_port
2303
default_group
ikmerro
enable_debug_mode
true
gc_threshold
1.048576e+07
keep_alive_timeout
30000
keyboard_logging
false
lan_timeout
2500
max_packet_size
1.048576e+07
mutex
7805a68a-e1f5-4fe6-a0da-ea74008468ca
mutex_timeout
5000
prevent_system_sleep
false
primary_connection_host
194.5.98.127
primary_dns_server
8.8.8.8
request_elevation
false
restart_delay
5000
run_delay
0
run_on_startup
false
set_critical_process
false
timeout_interval
5000
use_custom_dns_server
false
version
1.2.2.0
wan_timeout
8000

Signatures

NanoCore
NanoCore is a remote access tool (RAT) with a variety of capabilities.
keylogger trojan stealer spyware nanocore

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\SCSI Service = "C:\\Program Files (x86)\\SCSI Service\\scsisvc.exe"	RegSvcs.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 2656 set thread context of 4300	2656	9bdcf9deb4abc6602060748ad9229ab0.exe	93

Drops file in Program Files directory 2 IoCs

description	ioc	Process
File created	C:\Program Files (x86)\SCSI Service\scsisvc.exe	RegSvcs.exe
File opened for modification	C:\Program Files (x86)\SCSI Service\scsisvc.exe	RegSvcs.exe

Creates scheduled task(s) 1 TTPs 2 IoCs

Schtasks is often used by malware for persistence or to perform post-infection execution.

persistence

Scheduled Task/Job

T1053

pid	Process
4888	schtasks.exe
5596	schtasks.exe

Suspicious behavior: EnumeratesProcesses 4 IoCs

pid	Process
2656	9bdcf9deb4abc6602060748ad9229ab0.exe
4300	RegSvcs.exe
4300	RegSvcs.exe
4300	RegSvcs.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

pid	Process
4300	RegSvcs.exe

Suspicious use of AdjustPrivilegeToken 3 IoCs

description	pid	Process
Token: SeDebugPrivilege	2656	9bdcf9deb4abc6602060748ad9229ab0.exe
Token: SeDebugPrivilege	4300	RegSvcs.exe
Token: SeDebugPrivilege	4300	RegSvcs.exe

Suspicious use of WriteProcessMemory 14 IoCs

description	pid	Process	procid_target
PID 2656 wrote to memory of 4300	2656	9bdcf9deb4abc6602060748ad9229ab0.exe	93
PID 2656 wrote to memory of 4300	2656	9bdcf9deb4abc6602060748ad9229ab0.exe	93
PID 2656 wrote to memory of 4300	2656	9bdcf9deb4abc6602060748ad9229ab0.exe	93
PID 2656 wrote to memory of 4300	2656	9bdcf9deb4abc6602060748ad9229ab0.exe	93
PID 2656 wrote to memory of 4300	2656	9bdcf9deb4abc6602060748ad9229ab0.exe	93
PID 2656 wrote to memory of 4300	2656	9bdcf9deb4abc6602060748ad9229ab0.exe	93
PID 2656 wrote to memory of 4300	2656	9bdcf9deb4abc6602060748ad9229ab0.exe	93
PID 2656 wrote to memory of 4300	2656	9bdcf9deb4abc6602060748ad9229ab0.exe	93
PID 4300 wrote to memory of 4888	4300	RegSvcs.exe	94
PID 4300 wrote to memory of 4888	4300	RegSvcs.exe	94
PID 4300 wrote to memory of 4888	4300	RegSvcs.exe	94
PID 4300 wrote to memory of 5596	4300	RegSvcs.exe	96
PID 4300 wrote to memory of 5596	4300	RegSvcs.exe	96
PID 4300 wrote to memory of 5596	4300	RegSvcs.exe	96

C:\Users\Admin\AppData\Local\Temp\9bdcf9deb4abc6602060748ad9229ab0.exe
"C:\Users\Admin\AppData\Local\Temp\9bdcf9deb4abc6602060748ad9229ab0.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2656
- C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegSvcs.exe
  "C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegSvcs.exe"
  2⤵
  - Adds Run key to start application
  - Drops file in Program Files directory
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious behavior: GetForegroundWindowSpam
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:4300
- - C:\Windows\SysWOW64\schtasks.exe
    "schtasks.exe" /create /f /tn "SCSI Service" /xml "C:\Users\Admin\AppData\Local\Temp\tmp28B1.tmp"
    3⤵
    - Creates scheduled task(s)
    PID:4888
- - C:\Windows\SysWOW64\schtasks.exe
    "schtasks.exe" /create /f /tn "SCSI Service Task" /xml "C:\Users\Admin\AppData\Local\Temp\tmp2910.tmp"
    3⤵
    - Creates scheduled task(s)
    PID:5596

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Scheduled Task/Job

T1053

Persistence

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Scheduled Task/Job

T1053

Privilege Escalation

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Scheduled Task/Job

T1053

Defense Evasion

Modify Registry

T1112

Credential Access

Discovery

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

tmp28B1.tmp

Path C:\Users\Admin\AppData\Local\Temp\tmp28B1.tmp
Size 1KB
SHA256 c51e12d18cc664425f6711d8ae2507068884c7057092cfa11884100e1e9d49e1
MD5 40b11ef601fb28f9b2e69d36857bf2ec
SHA1 b6454020ad2ceed193f4792b77001d0bd741b370
SHA512 e3c5bcc714cbfca4b8058ddcddf231dcefa69c15881ce3f8123e59ed45cfb5da052b56e1945dcf8dc7f800d62f9a4eecb82bca69a66a1530787aeffeb15e2bd5
MD5 SHA1 SHA512

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tmp2910.tmp

Path C:\Users\Admin\AppData\Local\Temp\tmp2910.tmp
Size 1KB
SHA256 c470f45efd2e7c4c5b88534a18965a78dce0f8e154d3e45a9d5569ad0e334bdb
MD5 4e71faa3a77029484cfaba423d96618f
SHA1 9c837d050bb43d69dc608af809c292e13bca4718
SHA512 6d014de41352f2b0b494d94cd58188791e81d4e53578d0722110b6827793b735e19c614877f25c61b26233dea1b5f1998ba1240bdc8fa04c87b7e64a4ca15fe0
MD5 SHA1 SHA512

Submit Download

memory/2656-1-0x0000000074B30000-0x00000000750E1000-memory.dmp

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memory/2656-2-0x0000000000810000-0x0000000000820000-memory.dmp

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memory/2656-3-0x0000000074B30000-0x00000000750E1000-memory.dmp

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memory/2656-4-0x0000000000810000-0x0000000000820000-memory.dmp

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memory/2656-5-0x0000000000810000-0x0000000000820000-memory.dmp

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memory/2656-19-0x0000000074B30000-0x00000000750E1000-memory.dmp

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memory/2656-0-0x0000000074B30000-0x00000000750E1000-memory.dmp

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memory/4300-10-0x0000000074B30000-0x00000000750E1000-memory.dmp

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memory/4300-9-0x0000000000FD0000-0x0000000000FE0000-memory.dmp

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memory/4300-8-0x0000000074B30000-0x00000000750E1000-memory.dmp

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memory/4300-18-0x0000000000FD0000-0x0000000000FE0000-memory.dmp

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memory/4300-6-0x0000000000400000-0x0000000000438000-memory.dmp

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memory/4300-20-0x0000000074B30000-0x00000000750E1000-memory.dmp

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memory/4300-21-0x0000000000FD0000-0x0000000000FE0000-memory.dmp

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